diff --git a/Project.toml b/Project.toml
index 6a0b2a5..67e899a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -2,7 +2,7 @@ name = "CodecZlib"
 uuid = "944b1d66-785c-5afd-91f1-9de20f533193"
 license = "MIT"
 authors = ["Kenta Sato <bicycle1885@gmail.com>"]
-version = "0.5.2"
+version = "0.6.0"
 
 [deps]
 BinaryProvider = "b99e7846-7c00-51b0-8f62-c81ae34c0232"